package com.njwb.day03;

import java.util.Arrays;

public class Test19 {
    public static void main(String[] args) {
        //二维数组的初始化赋值
        int[][] arr=new int[][]{{1,2,3},{11,12},new int[4],null};
        System.out.println(Arrays.toString(arr[0]));
        System.out.println(Arrays.toString(arr[1]));
        System.out.println(Arrays.toString(arr[2]));
        System.out.println(Arrays.toString(arr[3]));


    }
}
